Sherry easily remembers the telephone reservation number for Holiday Inns by using the mnemonic 1-800-HOLIDAY. She is using a memory aid known as

A) chunking.
B) acronym formation.
C) the serial position effect.
D) the peg-word system.

Mnemonic

A device or technique, often involving an association of terms, used to help remember information or facts.

Acronym Formation

The process of creating a new word from the initial letters of a phrase, intended for easier memorization or communication.